Rename Fill to Paint

This commit is contained in:
Laurenz 2021-07-08 22:33:44 +02:00
parent 7e2c217cbc
commit fd0b89a1d8
12 changed files with 125 additions and 130 deletions

View File

@ -4,7 +4,7 @@ use std::rc::Rc;
use crate::color::{Color, RgbaColor};
use crate::font::{FontStretch, FontStyle, FontVariant, FontWeight, VerticalFontMetric};
use crate::geom::*;
use crate::layout::Fill;
use crate::layout::Paint;
use crate::paper::{Paper, PaperClass, PAPER_A4};
/// The execution state.
@ -117,8 +117,8 @@ pub struct FontState {
pub top_edge: VerticalFontMetric,
/// The bottom end of the text bounding box.
pub bottom_edge: VerticalFontMetric,
/// The glyph fill color / texture.
pub fill: Fill,
/// Glyph color.
pub fill: Paint,
/// Whether the strong toggle is active or inactive. This determines
/// whether the next `*` adds or removes font weight.
pub strong: bool,
@ -152,7 +152,7 @@ impl Default for FontState {
size: Length::pt(11.0),
top_edge: VerticalFontMetric::CapHeight,
bottom_edge: VerticalFontMetric::Baseline,
fill: Fill::Color(Color::Rgba(RgbaColor::BLACK)),
fill: Paint::Color(Color::Rgba(RgbaColor::BLACK)),
strong: false,
emph: false,
strikethrough: None,
@ -165,8 +165,10 @@ impl Default for FontState {
/// Describes a line that could be positioned over, under or on top of text.
#[derive(Debug, Copy, Clone, PartialEq, Hash)]
pub struct LineState {
/// Stroke color of the line. Defaults to the text color if `None`.
pub stroke: Option<Fill>,
/// Stroke color of the line.
///
/// Defaults to the text color if `None`.
pub stroke: Option<Paint>,
/// Thickness of the line's stroke. Calling functions should attempt to
/// read this value from the appropriate font tables if this is `None`.
pub thickness: Option<Linear>,

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@ -18,7 +18,7 @@ use crate::color::Color;
use crate::font::{Em, FaceId};
use crate::geom::{self, Length, Size};
use crate::image::{Image, ImageId};
use crate::layout::{Element, Fill, Frame, Shape};
use crate::layout::{Element, Frame, Geometry, Paint};
/// Export a collection of frames into a PDF document.
///
@ -142,7 +142,7 @@ impl<'a> PdfExporter<'a> {
// do that, we need to remember the active face.
let mut face = None;
let mut size = Length::zero();
let mut fill: Option<Fill> = None;
let mut fill: Option<Paint> = None;
for (pos, element) in page.elements() {
let x = pos.x.to_pt() as f32;
@ -172,30 +172,32 @@ impl<'a> PdfExporter<'a> {
text.show(Str(&shaped.encode_glyphs_be()));
}
Element::Geometry(ref shape, fill) => {
Element::Geometry(ref geometry, paint) => {
content.save_state();
write_fill(&mut content, fill);
match *shape {
Shape::Rect(Size { width, height }) => {
match *geometry {
Geometry::Rect(Size { width, height }) => {
let w = width.to_pt() as f32;
let h = height.to_pt() as f32;
if w > 0.0 && h > 0.0 {
write_fill(&mut content, paint);
content.rect(x, y - h, w, h, false, true);
}
}
Shape::Ellipse(size) => {
Geometry::Ellipse(size) => {
let path = geom::Path::ellipse(size);
write_fill(&mut content, paint);
write_path(&mut content, x, y, &path, false, true);
}
Shape::Line(target, stroke) => {
write_stroke(&mut content, fill, stroke.to_pt() as f32);
Geometry::Line(target, thickness) => {
write_stroke(&mut content, paint, thickness.to_pt() as f32);
content.path(true, false).move_to(x, y).line_to(
x + target.x.to_pt() as f32,
y - target.y.to_pt() as f32,
);
}
Shape::Path(ref path) => {
Geometry::Path(ref path) => {
write_fill(&mut content, paint);
write_path(&mut content, x, y, path, false, true)
}
}
@ -369,18 +371,15 @@ impl<'a> PdfExporter<'a> {
}
/// Write a fill change into a content stream.
fn write_fill(content: &mut Content, fill: Fill) {
match fill {
Fill::Color(Color::Rgba(c)) => {
content.fill_rgb(c.r as f32 / 255.0, c.g as f32 / 255.0, c.b as f32 / 255.0);
}
}
fn write_fill(content: &mut Content, fill: Paint) {
let Paint::Color(Color::Rgba(c)) = fill;
content.fill_rgb(c.r as f32 / 255.0, c.g as f32 / 255.0, c.b as f32 / 255.0);
}
/// Write a stroke change into a content stream.
fn write_stroke(content: &mut Content, fill: Fill, thickness: f32) {
match fill {
Fill::Color(Color::Rgba(c)) => {
fn write_stroke(content: &mut Content, stroke: Paint, thickness: f32) {
match stroke {
Paint::Color(Color::Rgba(c)) => {
content.stroke_rgb(
c.r as f32 / 255.0,
c.g as f32 / 255.0,

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@ -6,8 +6,8 @@ use super::*;
pub struct BackgroundNode {
/// The kind of shape to use as a background.
pub shape: BackgroundShape,
/// The background fill.
pub fill: Fill,
/// Background color / texture.
pub fill: Paint,
/// The child node to be filled.
pub child: AnyNode,
}
@ -29,19 +29,16 @@ impl Layout for BackgroundNode {
for frame in &mut frames {
let mut new = Frame::new(frame.size, frame.baseline);
let (point, shape) = match self.shape {
BackgroundShape::Rect => (Point::zero(), Shape::Rect(frame.size)),
let (point, geometry) = match self.shape {
BackgroundShape::Rect => (Point::zero(), Geometry::Rect(frame.size)),
BackgroundShape::Ellipse => {
(frame.size.to_point() / 2.0, Shape::Ellipse(frame.size))
(frame.size.to_point() / 2.0, Geometry::Ellipse(frame.size))
}
};
let element = Element::Geometry(shape, self.fill);
new.push(point, element);
let prev = std::mem::take(&mut frame.item);
new.push(point, Element::Geometry(geometry, self.fill));
new.push_frame(Point::zero(), prev);
*Rc::make_mut(&mut frame.item) = new;
}
frames

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@ -110,8 +110,9 @@ enum Child {
pub enum Element {
/// Shaped text.
Text(Text),
/// A filled geometric shape.
Geometry(Shape, Fill),
/// A geometric shape and the paint which with it should be filled or
/// stroked.
Geometry(Geometry, Paint),
/// A raster image.
Image(ImageId, Size),
}
@ -123,8 +124,8 @@ pub struct Text {
pub face_id: FaceId,
/// The font size.
pub size: Length,
/// The glyph's fill color.
pub fill: Fill,
/// Glyph color.
pub fill: Paint,
/// The glyphs.
pub glyphs: Vec<Glyph>,
}
@ -155,20 +156,20 @@ impl Text {
/// A geometric shape.
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
pub enum Shape {
/// A rectangle with its origin in the topleft corner.
pub enum Geometry {
/// A filled rectangle with its origin in the topleft corner.
Rect(Size),
/// An ellipse with its origin in the center.
/// A filled ellipse with its origin in the center.
Ellipse(Size),
/// A line to a `Point` (relative to its position) with a stroke width.
/// A stroked line to a point (relative to its position) with a thickness.
Line(Point, Length),
/// A bezier path.
/// A filled bezier path.
Path(Path),
}
/// How text and shapes are filled.
/// How a fill or stroke should be painted.
#[derive(Debug, Copy, Clone, Eq, PartialEq, Hash, Serialize, Deserialize)]
pub enum Fill {
pub enum Paint {
/// A solid color.
Color(Color),
}

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@ -8,7 +8,7 @@ use super::{Element, Frame, Glyph, LayoutContext, Text};
use crate::exec::{FontState, LineState};
use crate::font::{Face, FaceId, FontStyle, LineMetrics};
use crate::geom::{Dir, Length, Point, Size};
use crate::layout::Shape;
use crate::layout::Geometry;
use crate::util::SliceExt;
/// The result of shaping text.
@ -412,9 +412,7 @@ fn decorate(
let pos = Point::new(pos.x - extent, pos.y + offset);
let target = Point::new(width + 2.0 * extent, Length::zero());
let shape = Shape::Line(target, thickness);
let element = Element::Geometry(shape, stroke);
let element = Element::Geometry(Geometry::Line(target, thickness), stroke);
frame.push(pos, element);
};

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@ -3,9 +3,8 @@ use std::f64::consts::SQRT_2;
use decorum::N64;
use super::*;
use crate::color::Color;
use crate::layout::{
BackgroundNode, BackgroundShape, Fill, FixedNode, ImageNode, PadNode,
BackgroundNode, BackgroundShape, FixedNode, ImageNode, PadNode, Paint,
};
/// `image`: An image.
@ -64,10 +63,10 @@ fn rect_impl(
let fixed = FixedNode { width, height, child: stack.into() };
if let Some(color) = fill {
if let Some(fill) = fill {
ctx.push_into_par(BackgroundNode {
shape: BackgroundShape::Rect,
fill: Fill::Color(color),
fill: Paint::Color(fill),
child: fixed.into(),
});
} else {
@ -120,10 +119,10 @@ fn ellipse_impl(
.into(),
};
if let Some(color) = fill {
if let Some(fill) = fill {
ctx.push_into_par(BackgroundNode {
shape: BackgroundShape::Ellipse,
fill: Fill::Color(color),
fill: Paint::Color(fill),
child: fixed.into(),
});
} else {

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@ -16,7 +16,7 @@ pub use utility::*;
use std::fmt::{self, Display, Formatter};
use std::rc::Rc;
use crate::color::RgbaColor;
use crate::color::{Color, RgbaColor};
use crate::eval::{EvalContext, FuncArgs, Scope, TemplateValue, Value};
use crate::exec::{Exec, FontFamily};
use crate::font::{FontStyle, FontWeight, VerticalFontMetric};

View File

@ -1,6 +1,6 @@
use crate::exec::{FontState, LineState};
use crate::font::{FontStretch, FontStyle, FontWeight};
use crate::layout::Fill;
use crate::layout::Paint;
use super::*;
@ -57,7 +57,7 @@ pub fn font(ctx: &mut EvalContext, args: &mut FuncArgs) -> Value {
}
if let Some(fill) = fill {
font.fill = Fill::Color(fill);
font.fill = Paint::Color(fill);
}
if let Some(FamilyDef(serif)) = &serif {
@ -244,7 +244,7 @@ fn line_impl(
// Suppress any existing strikethrough if strength is explicitly zero.
let state = thickness.map_or(true, |s| !s.is_zero()).then(|| {
Rc::new(LineState {
stroke: stroke.map(Fill::Color),
stroke: stroke.map(Paint::Color),
thickness,
offset,
extent,

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@ -33,7 +33,7 @@ pub enum Expr {
Ident(Ident),
/// An array expression: `(1, "hi", 12cm)`.
Array(ArrayExpr),
/// A dictionary expression: `(color: #f79143, pattern: dashed)`.
/// A dictionary expression: `(thickness: 3pt, pattern: dashed)`.
Dict(DictExpr),
/// A template expression: `[*Hi* there!]`.
Template(TemplateExpr),
@ -123,7 +123,7 @@ pub struct ArrayExpr {
pub items: Vec<Expr>,
}
/// A dictionary expression: `(color: #f79143, pattern: dashed)`.
/// A dictionary expression: `(thickness: 3pt, pattern: dashed)`.
#[derive(Debug, Clone, PartialEq)]
pub struct DictExpr {
/// The source code location.

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@ -1,7 +1,7 @@
// Test grid layouts.
---
#let rect(width, color) = rect(width: width, height: 2cm, fill: color)
#let rect(width, fill) = rect(width: width, height: 2cm, fill: fill)
#page!(width: 100pt, height: 140pt)
#grid(

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@ -1,7 +1,7 @@
// Test stack layouts.
---
#let rect(width, color) = rect(width: width, height: 1cm, fill: color)
#let rect(width, fill) = rect(width: width, height: 1cm, fill: fill)
#stack(
rect(2cm, rgb("2a631a")),
rect(3cm, forest),
@ -11,7 +11,7 @@
---
// Test overflowing stack.
#let rect(width, color) = rect(width: 1cm, height: 0.4cm, fill: color)
#let rect(width, fill) = rect(width: 1cm, height: 0.4cm, fill: fill)
#box(height: 0.5cm, stack(
rect(3cm, forest),
rect(1cm, conifer),

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@ -6,21 +6,18 @@ use std::path::Path;
use std::rc::Rc;
use image::{GenericImageView, Rgba};
use tiny_skia::{
Color, ColorU8, FillRule, FilterQuality, Paint, Pattern, Pixmap, Rect, SpreadMode,
Stroke, Transform,
};
use tiny_skia as sk;
use ttf_parser::{GlyphId, OutlineBuilder};
use walkdir::WalkDir;
use typst::cache::Cache;
use typst::color;
use typst::color::Color;
use typst::diag::{Diag, DiagSet, Level};
use typst::eval::{eval, EvalContext, FuncArgs, FuncValue, Scope, Value};
use typst::exec::{exec, State};
use typst::geom::{self, Length, Point, Sides, Size};
use typst::geom::{self, Length, PathElement, Point, Sides, Size};
use typst::image::ImageId;
use typst::layout::{layout, Element, Fill, Frame, Shape, Text};
use typst::layout::{layout, Element, Frame, Geometry, Paint, Text};
use typst::loading::FsLoader;
use typst::parse::{parse, LineMap, Scanner};
use typst::syntax::{Location, Pos};
@ -182,7 +179,7 @@ fn test(
fs::create_dir_all(&png_path.parent().unwrap()).unwrap();
canvas.save_png(png_path).unwrap();
if let Ok(ref_pixmap) = Pixmap::load_png(ref_path) {
if let Ok(ref_pixmap) = sk::Pixmap::load_png(ref_path) {
if canvas != ref_pixmap {
println!(" Does not match reference image. ❌");
ok = false;
@ -399,7 +396,7 @@ fn print_diag(diag: &Diag, map: &LineMap, lines: u32) {
println!("{}: {}-{}: {}", diag.level, start, end, diag.message);
}
fn draw(cache: &Cache, frames: &[Rc<Frame>], dpi: f32) -> Pixmap {
fn draw(cache: &Cache, frames: &[Rc<Frame>], dpi: f32) -> sk::Pixmap {
let pad = Length::pt(5.0);
let height = pad + frames.iter().map(|l| l.size.height + pad).sum::<Length>();
@ -414,16 +411,16 @@ fn draw(cache: &Cache, frames: &[Rc<Frame>], dpi: f32) -> Pixmap {
);
}
let mut canvas = Pixmap::new(pixel_width, pixel_height).unwrap();
let ts = Transform::from_scale(dpi, dpi);
canvas.fill(Color::BLACK);
let mut canvas = sk::Pixmap::new(pixel_width, pixel_height).unwrap();
let ts = sk::Transform::from_scale(dpi, dpi);
canvas.fill(sk::Color::BLACK);
let mut origin = Point::splat(pad);
for frame in frames {
let mut paint = Paint::default();
paint.set_color(Color::WHITE);
let mut paint = sk::Paint::default();
paint.set_color(sk::Color::WHITE);
canvas.fill_rect(
Rect::from_xywh(
sk::Rect::from_xywh(
origin.x.to_pt() as f32,
origin.y.to_pt() as f32,
frame.size.width.to_pt() as f32,
@ -442,13 +439,13 @@ fn draw(cache: &Cache, frames: &[Rc<Frame>], dpi: f32) -> Pixmap {
let ts = ts.pre_translate(x, y);
match *element {
Element::Text(ref text) => {
draw_text(&mut canvas, cache, ts, text);
draw_text(&mut canvas, ts, cache, text);
}
Element::Geometry(ref shape, fill) => {
draw_geometry(&mut canvas, ts, shape, fill);
Element::Geometry(ref geometry, paint) => {
draw_geometry(&mut canvas, ts, geometry, paint);
}
Element::Image(id, size) => {
draw_image(&mut canvas, cache, ts, id, size);
draw_image(&mut canvas, ts, cache, id, size);
}
}
}
@ -459,7 +456,7 @@ fn draw(cache: &Cache, frames: &[Rc<Frame>], dpi: f32) -> Pixmap {
canvas
}
fn draw_text(canvas: &mut Pixmap, cache: &Cache, ts: Transform, text: &Text) {
fn draw_text(canvas: &mut sk::Pixmap, ts: sk::Transform, cache: &Cache, text: &Text) {
let ttf = cache.font.get(text.face_id).ttf();
let mut x = 0.0;
@ -493,13 +490,13 @@ fn draw_text(canvas: &mut Pixmap, cache: &Cache, ts: Transform, text: &Text) {
}
} else {
// Otherwise, draw normal outline.
let mut builder = WrappedPathBuilder(tiny_skia::PathBuilder::new());
let mut builder = WrappedPathBuilder(sk::PathBuilder::new());
if ttf.outline_glyph(GlyphId(glyph.id), &mut builder).is_some() {
let path = builder.0.finish().unwrap();
let ts = ts.pre_scale(s, -s);
let mut paint = convert_typst_fill(text.fill);
let mut paint = convert_typst_paint(text.fill);
paint.anti_alias = true;
canvas.fill_path(&path, &paint, FillRule::default(), ts, None);
canvas.fill_path(&path, &paint, sk::FillRule::default(), ts, None);
}
}
@ -507,33 +504,38 @@ fn draw_text(canvas: &mut Pixmap, cache: &Cache, ts: Transform, text: &Text) {
}
}
fn draw_geometry(canvas: &mut Pixmap, ts: Transform, shape: &Shape, fill: Fill) {
let paint = convert_typst_fill(fill);
let rule = FillRule::default();
fn draw_geometry(
canvas: &mut sk::Pixmap,
ts: sk::Transform,
geometry: &Geometry,
paint: Paint,
) {
let paint = convert_typst_paint(paint);
let rule = sk::FillRule::default();
match *shape {
Shape::Rect(Size { width, height }) => {
match *geometry {
Geometry::Rect(Size { width, height }) => {
let w = width.to_pt() as f32;
let h = height.to_pt() as f32;
let rect = Rect::from_xywh(0.0, 0.0, w, h).unwrap();
let rect = sk::Rect::from_xywh(0.0, 0.0, w, h).unwrap();
canvas.fill_rect(rect, &paint, ts, None);
}
Shape::Ellipse(size) => {
Geometry::Ellipse(size) => {
let path = convert_typst_path(&geom::Path::ellipse(size));
canvas.fill_path(&path, &paint, rule, ts, None);
}
Shape::Line(target, thickness) => {
Geometry::Line(target, thickness) => {
let path = {
let mut builder = tiny_skia::PathBuilder::new();
let mut builder = sk::PathBuilder::new();
builder.line_to(target.x.to_pt() as f32, target.y.to_pt() as f32);
builder.finish().unwrap()
};
let mut stroke = Stroke::default();
let mut stroke = sk::Stroke::default();
stroke.width = thickness.to_pt() as f32;
canvas.stroke_path(&path, &paint, &stroke, ts, None);
}
Shape::Path(ref path) => {
Geometry::Path(ref path) => {
let path = convert_typst_path(path);
canvas.fill_path(&path, &paint, rule, ts, None);
}
@ -541,18 +543,18 @@ fn draw_geometry(canvas: &mut Pixmap, ts: Transform, shape: &Shape, fill: Fill)
}
fn draw_image(
canvas: &mut Pixmap,
canvas: &mut sk::Pixmap,
ts: sk::Transform,
cache: &Cache,
ts: Transform,
id: ImageId,
size: Size,
) {
let img = cache.image.get(id);
let mut pixmap = Pixmap::new(img.buf.width(), img.buf.height()).unwrap();
let mut pixmap = sk::Pixmap::new(img.buf.width(), img.buf.height()).unwrap();
for ((_, _, src), dest) in img.buf.pixels().zip(pixmap.pixels_mut()) {
let Rgba([r, g, b, a]) = src;
*dest = ColorU8::from_rgba(r, g, b, a).premultiply();
*dest = sk::ColorU8::from_rgba(r, g, b, a).premultiply();
}
let view_width = size.width.to_pt() as f32;
@ -560,44 +562,41 @@ fn draw_image(
let scale_x = view_width as f32 / pixmap.width() as f32;
let scale_y = view_height as f32 / pixmap.height() as f32;
let mut paint = Paint::default();
paint.shader = Pattern::new(
let mut paint = sk::Paint::default();
paint.shader = sk::Pattern::new(
pixmap.as_ref(),
SpreadMode::Pad,
FilterQuality::Bilinear,
sk::SpreadMode::Pad,
sk::FilterQuality::Bilinear,
1.0,
Transform::from_row(scale_x, 0.0, 0.0, scale_y, 0.0, 0.0),
sk::Transform::from_row(scale_x, 0.0, 0.0, scale_y, 0.0, 0.0),
);
let rect = Rect::from_xywh(0.0, 0.0, view_width, view_height).unwrap();
let rect = sk::Rect::from_xywh(0.0, 0.0, view_width, view_height).unwrap();
canvas.fill_rect(rect, &paint, ts, None);
}
fn convert_typst_fill(fill: Fill) -> Paint<'static> {
let mut paint = Paint::default();
match fill {
Fill::Color(color::Color::Rgba(c)) => {
paint.set_color_rgba8(c.r, c.g, c.b, c.a);
}
}
fn convert_typst_paint(paint: Paint) -> sk::Paint<'static> {
let Paint::Color(Color::Rgba(c)) = paint;
let mut paint = sk::Paint::default();
paint.set_color_rgba8(c.r, c.g, c.b, c.a);
paint
}
fn convert_typst_path(path: &geom::Path) -> tiny_skia::Path {
let mut builder = tiny_skia::PathBuilder::new();
fn convert_typst_path(path: &geom::Path) -> sk::Path {
let mut builder = sk::PathBuilder::new();
let f = |v: Length| v.to_pt() as f32;
for elem in &path.0 {
match elem {
geom::PathElement::MoveTo(p) => {
PathElement::MoveTo(p) => {
builder.move_to(f(p.x), f(p.y));
}
geom::PathElement::LineTo(p) => {
PathElement::LineTo(p) => {
builder.line_to(f(p.x), f(p.y));
}
geom::PathElement::CubicTo(p1, p2, p3) => {
PathElement::CubicTo(p1, p2, p3) => {
builder.cubic_to(f(p1.x), f(p1.y), f(p2.x), f(p2.y), f(p3.x), f(p3.y));
}
geom::PathElement::ClosePath => {
PathElement::ClosePath => {
builder.close();
}
};
@ -605,14 +604,14 @@ fn convert_typst_path(path: &geom::Path) -> tiny_skia::Path {
builder.finish().unwrap()
}
fn convert_usvg_transform(transform: usvg::Transform) -> Transform {
fn convert_usvg_transform(transform: usvg::Transform) -> sk::Transform {
let g = |v: f64| v as f32;
let usvg::Transform { a, b, c, d, e, f } = transform;
Transform::from_row(g(a), g(b), g(c), g(d), g(e), g(f))
sk::Transform::from_row(g(a), g(b), g(c), g(d), g(e), g(f))
}
fn convert_usvg_fill(fill: &usvg::Fill) -> (Paint<'static>, FillRule) {
let mut paint = Paint::default();
fn convert_usvg_fill(fill: &usvg::Fill) -> (sk::Paint<'static>, sk::FillRule) {
let mut paint = sk::Paint::default();
paint.anti_alias = true;
match fill.paint {
@ -623,15 +622,15 @@ fn convert_usvg_fill(fill: &usvg::Fill) -> (Paint<'static>, FillRule) {
}
let rule = match fill.rule {
usvg::FillRule::NonZero => FillRule::Winding,
usvg::FillRule::EvenOdd => FillRule::EvenOdd,
usvg::FillRule::NonZero => sk::FillRule::Winding,
usvg::FillRule::EvenOdd => sk::FillRule::EvenOdd,
};
(paint, rule)
}
fn convert_usvg_path(path: &usvg::PathData) -> tiny_skia::Path {
let mut builder = tiny_skia::PathBuilder::new();
fn convert_usvg_path(path: &usvg::PathData) -> sk::Path {
let mut builder = sk::PathBuilder::new();
let f = |v: f64| v as f32;
for seg in path.iter() {
match *seg {
@ -652,7 +651,7 @@ fn convert_usvg_path(path: &usvg::PathData) -> tiny_skia::Path {
builder.finish().unwrap()
}
struct WrappedPathBuilder(tiny_skia::PathBuilder);
struct WrappedPathBuilder(sk::PathBuilder);
impl OutlineBuilder for WrappedPathBuilder {
fn move_to(&mut self, x: f32, y: f32) {